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by mmackh 1566 days ago
From the website: “Read NFC tags to open doors with electric strikes (integrated 12V relay) or motors (toggle GND). A second board can be used as an antenna for enhanced security.”

For lower security scenarios like access to hotel rooms (where trust has already been established) it is sufficient. Plus using a case with proprietary screws, or even making it inaccessible from the outside can also help with security.